24640520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16649}}^1$

素因数の和:16697

約数の個数: 32

約数和(自身を含む): 56943000

約数和(自身を除く): 32302480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 16649, 33298, 66596, 83245, 133192, 166490, 332980, 616013, 665960, 1232026, 2464052, 3080065, 4928104, 6160130, 12320260, 24640520]

約数ペア:

[(1, 24640520), (2, 12320260), (4, 6160130), (5, 4928104), (8, 3080065), (10, 2464052), (20, 1232026), (37, 665960), (40, 616013), (74, 332980), (148, 166490), (185, 133192), (296, 83245), (370, 66596), (740, 33298), (1480, 16649)]